Home / 3,324.88-4,987.32-1,475.56

Finding the Fourth Proportional to 3,324.88, 4,987.32 and 1,475.56

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Solution

The fourth proportional to 3,324.88, 4,987.32 and 1,475.56 is: 2,213.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.88 : 4,987.32 = 1,475.56 : x
  2. Step 2: Convert to fraction form
    3,324.88/4,987.32 = 1,475.56/x
  3. Step 3: Cross multiply
    3,324.88x = 4,987.32 × 1,475.56
  4. Step 4: Simplify right side
    3,324.88x = 7,359,089.90
  5. Step 5: Solve for x
    x = 7,359,089.90/3,324.88
  6. Step 6: Final answer
    x = 2,213.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.